Atrium (Aqua Blue 4162) Fortress Glass Type (Standard or Museum

Glass Type (Standard or Museum Glass)

*A Pogonomyrmex occidentalis colony in a Palladium formicarium

Some variations include features commonly requested by users such as lower ceilings for small/tiny ants (also see Bifurcated Mini Hearth specifically designed for these smaller ant species) and dual-sided Mini Hearths for maximum visibility and lighting options

Premium Great Tree Desert Foraging Area(+10)

The XL would give you a few more months of growing time and an additional nestmate

Atrium (Aqua Blue 4162) Fortress Glass Type (Standard or MuseumSee More Information About the Atrium at this link. General Information: *****Due to the size of the open chambers, this formicarium is considered a small to medium sized formicarium and can hold an estimated 1,000 to 2,000 medium sized ants, larger species such as Camponotus, Formica and Myrmecocystus up to 1,000 (again, approximately). While it is quite possible some small species (Lasius spp.) will do quite well in the Atrium, estimating numbers